Finding the Fourth Proportional to 153,163.23, 229,339.83 and 119,949.99
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Solution
The fourth proportional to 153,163.23, 229,339.83 and 119,949.99 is: 179,607.80
Step by Step Solution
- Step 1: Write the proportion equation
153,163.23 : 229,339.83 = 119,949.99 : x - Step 2: Convert to fraction form
153,163.23/229,339.83 = 119,949.99/x - Step 3: Cross multiply
153,163.23x = 229,339.83 × 119,949.99 - Step 4: Simplify right side
153,163.23x = 27,509,310,315.10 - Step 5: Solve for x
x = 27,509,310,315.10/153,163.23 - Step 6: Final answer
x = 179,607.80
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.